Home / 35,788.84-49,410-22,378.28

Finding the Fourth Proportional to 35,788.84, 49,410 and 22,378.28

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Solution

The fourth proportional to 35,788.84, 49,410 and 22,378.28 is: 30,895.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,788.84 : 49,410 = 22,378.28 : x
  2. Step 2: Convert to fraction form
    35,788.84/49,410 = 22,378.28/x
  3. Step 3: Cross multiply
    35,788.84x = 49,410 × 22,378.28
  4. Step 4: Simplify right side
    35,788.84x = 1,105,710,567.75
  5. Step 5: Solve for x
    x = 1,105,710,567.75/35,788.84
  6. Step 6: Final answer
    x = 30,895.40

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.